Demirtaş, D., and H. E. Sümbül. “Significantly Increased Liver Stiffness Detected by ElastPQ Ultrasound Shear Wave Elastography in Patients With Chronic Liver Disease of Over 75 Years of Age: A Cross-Sectional Study”. European Journal of Therapeutics, vol. 25, no. 3, Apr. 2023, pp. 216-22, doi:10.5152/EurJTher.2019.19033.